gluon-client-bridge: fix 320-gluon-client-bridge-wireless coding style

package/gluon-client-bridge/luasrc/lib/gluon/upgrade/320-gluon-client-bridge-wireless

@@ -7,48 +7,46 @@ local uci = require('simple-uci').cursor()
 
 
 local function is_disabled(config, name)
-  local disabled
-  if uci:get('wireless', name) then
-    disabled = uci:get_bool('wireless', name, 'disabled')
-  else
-    disabled = config and config.disabled
-  end
-
-  return disabled
+	local disabled
+	if uci:get('wireless', name) then
+		disabled = uci:get_bool('wireless', name, 'disabled')
+	else
+		disabled = config and config.disabled
+	end
+
+	return disabled
 end
 
 local function configure_client(config, radio, index, suffix)
-  local name = 'client_' .. radio
-  local disabled = is_disabled(config, name)
-
-  uci:delete('wireless', name)
-
-  if not config then
-    return
-  end
-
-  local macaddr = util.get_wlan_mac(uci, radio, index, 1)
-  if not macaddr then
-    return
-  end
-
-  uci:section('wireless', 'wifi-iface', name,
-    {
-      device = radio,
-      network = 'client',
-      mode = 'ap',
-      ssid = config.ssid,
-      macaddr = macaddr,
-      ifname = suffix and 'client' .. suffix,
-      disabled = disabled or false,
-    }
-  )
+	local name = 'client_' .. radio
+	local disabled = is_disabled(config, name)
+
+	uci:delete('wireless', name)
+
+	if not config then
+		return
+	end
+
+	local macaddr = util.get_wlan_mac(uci, radio, index, 1)
+	if not macaddr then
+		return
+	end
+
+	uci:section('wireless', 'wifi-iface', name, {
+		device = radio,
+		network = 'client',
+		mode = 'ap',
+		ssid = config.ssid,
+		macaddr = macaddr,
+		ifname = suffix and 'client' .. suffix,
+		disabled = disabled or false,
+	})
 end
 
 local function configure_radio(radio, index, config)
-  local suffix = radio:match('^radio(%d+)$')
+	local suffix = radio:match('^radio(%d+)$')
 
-  configure_client(config.ap, radio, index, suffix)
+	configure_client(config.ap, radio, index, suffix)
 end
 
 util.iterate_radios(uci, configure_radio)